document.write( "Question 1065838: I am trying to factor this expression as if I did not know the form of a difference of squares.\r
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document.write( "Where is my error?\r
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document.write( "4x^2-49
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document.write( "4x^2 + 14x - 14x - 49
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document.write( "(4x^2 + 14x) + (- 14x - 49)
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document.write( "2x(x+7) + -7(x+7)
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document.write( "(2x-7)(x+7)\r
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document.write( "However (2x-7)(x+7) = 2x^2-49 not 4x^2-49
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document.write( "Where is my error? \n" );
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Algebra.Com's Answer #681007 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |